Cisco IOS XE WLAN Local Profiling HTTP Packet input validation

Summaryinfo

A vulnerability described as problematic has been identified in Cisco IOS XE. This issue affects some unknown processing of the component WLAN Local Profiling. The manipulation as part of HTTP Packet results in input validation. This vulnerability is known as CVE-2020-3428. Access to the local network is required for this attack. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Cisco IOS XE (Router Operating System) (unknown version). It has been classified as problematic. Affected is an unknown code block of the component WLAN Local Profiling. The manipulation as part of a HTTP Packet leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on availability. CVE summarizes:

A vulnerability in the WLAN Local Profiling feature of Cisco IOS XE Wireless Controller Software for the Cisco Catalyst 9000 Family could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to incorrect parsing of HTTP packets while performing HTTP-based endpoint device classifications. An attacker could exploit this vulnerability by sending a crafted HTTP packet to an affected device. A successful exploit could cause an affected device to reboot, resulting in a DoS condition.

The weakness was published 09/24/2020 as cisco-sa-dclass-dos-VKh9D8k3 as confirmed advisory (Website). The advisory is shared for download at tools.cisco.com. This vulnerability is traded as CVE-2020-3428 since 12/12/2019. Access to the local network is required for this attack. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available.

Upgrading eliminates this vulnerability.

Similar entries are available at VDB-161884, VDB-161883, VDB-161882 and VDB-161881. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• Router Operating System

Vendor

• Cisco

Name

• IOS XE

License

• commercial

Website

• Vendor: https://www.cisco.com/

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Entryinfo

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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